Jvc RX 60 Service Manual

Page 2

Contents

.-

. Specifications ......

. Main Parts Locations .
3-(1) Top View ....
3-(2) Front View . . .
3-(3) Rear View . . . .

. Removal Procedures. .

5-(1) FM/AM Tuner .

5-(2) Power Amplifier Idling Current ........

. Block Diagram .....

mum

. Names of Parts and Their Functions .........

4-) Removal Procedures of Power Transistors .
4-(2) Connection Diagram ...............
. Adjustment Procedures ..................

. Exploded Views and Part Numbers ..........
. Printed Circuit Board Ass'y and Parts List .....
8-11) TFC-38L__l Tuner P.C. Board Assy ......
8-(2) TXXJIOZU Power Amp P.C. Board Ass'y .

coooumaammciaaahro.

10
10
13

1 . Specifications

FM Tuner Section (Figures are based upon IHF Standard)

Tuning Range

Usable Sensitivity (IHF) :

50 dB quieting Sensitivity
Mono
Stereo
Distortion
Mono
Stereo

87.5 MHZ 7108.0 MHz
10.3 dBf(1.8 MV/300 ohms)

: 14.8 dBf (3 uV/300 ohms)
: 37.2 dBf (40 [JV/300 ohms)

: 0.1% (1 kHz)
: 0.15% (1 kHz)

Signal to Noise Ratio (at 98 MHz, 80 dBf input)

Mono
Stereo
Selectivity

Capture Ratio

(80 dBf input) : 1.5 dB P S 'f .
IF Rejection : 100 dB at 98 MHz °°' e °a"°s
Image Rejection : 80 dB at 98 MHz Areas Line Voltage Power
Stereo Separation : 45 dB at 1 kHz & Frequency Consumption
4mg": 396" 520 1710 W USA. & Canada AC 120 V~60 Hz 260 Watts 315 VA
9 ange : - 2 ~

(for 10 kHz step) Europe AC 220 V 50 Hz 450 Watts

(522 71611 kHzfor 9 kHz step) Australia & U.K. AC 240 V~50 Hz 450 Watts
Usable Sensitivity : 50 V (External Antenna) Other Areas AC 110/120/220/

250 #V/m 311000 kHz (999 kHZ) 240 V~Selectable, 450 Watts
Signal to Noise Ratio :50 dB at 1000 kHz 50/60 HZ
(100 mW/m)
Distortion : 0.5% at 100 mV/m Dimensions and Weight
Selectivity :83 dB 1 10 kHz (at 1000 kHz)

(60 dB i 9 kHz, DIN) Model Height Width Depth Weight
Amplifier Section
OUIDUt Power and Total :55 watts per channel, min. R-X6O 117 mm 435 mm 370 mm 8.3 kg
Harmonic Distortion RMS both channels driven into n .. ,

. . 4. . 14. ' 1 . I
8 ohms from 20 Hz to 20 kHz, ( 19/32) 71/8 ) ( 9/16 ) ( 8 3 b5)

:83 dB (I HF A-network weighted)

(74 dB, DIN)

: 74 dB (I HF A-network weighted)

(65 dB, DIN)

:75 dB,i 400 kHz

(60 dB, 300 kHz, DIN)

with no more than 0.008% total
harmonic distortion

65 (58) watts per channel, min.
BMS, both channels driven, into
8 ohms at 1 kHz with no more
than 0.7% (0.003%) total har-

813) TDD-65D Display P.C. Board Assy ..... 16

8-(4) TAG-532A SEA Control P.C. Board Assy . 17

8-(5) TXX-403D Pre Amp P.C. Board Assy . . . 19
8(6) TPS-333EI Fuse, Power Supply &

AC Outlet P.C. Board Ass'y .......... 21

9. R-XGO Schematic Diagram ............... 22

9-(1) Tuner & Pre Amp Section ........... 22

9-12) Power Amp & Power Supply Section . . . . 23

9-13) Logic Control Section .............. 24

10. Packing Materials and Part Numbers ......... 25

11. Accessories List ....................... 25

12. Parts List with Specified Numbers for
Designated Areas .................. back cover

Warning: When replacing the parts marked with A ,
be sure to use the designated parts to ensure

safety.

Input Sensitivity/Impedance

Phono

Tape Play, Video/Aux:

Tape Play (DIN)
SEA control
Center Frequencies

Control Range
Loudness Cuntrol
(Volume control at
-40 dB position)
Signal to Noise Ratio
(IHF short-circuited
A»network)

:63 Hz, 250 Hz,

: 2.5 mV/47 kohms

210 mV/50 kohms
(210mV/50 kohms)

1 kHZ, 4 kHz,
16 kHz

:i12dB
:+7dBat50Hz

+4 dB at 10 kHz

:Phono (MM) 77 dB

(IHF A-202 80 dB)
Tape PIay/Video/Aux 98 dB
(IHF A-202 75 dB)

Design and specifications subject to change without notice.

R-X60 monic distortion

No. 2607